Cloud Computing Daily Question (Single-choice) 20170822
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In the OSI model, a service is defined as； (c) A. A set of primitive operations provided by each layer to the layers below it. B. The functionality for communication between peer entities at different layers. C. A set of functions that each layer provides to the layers above it through its SAP. D. It has the same meaning as a protocol
B. The interaction between upper and lower layers is called a service; once a connection is established with the other party, the interaction within the same layer is referred to as a protocol
C. A set of functions provided by each layer to the upper layers through its SAP
In the OSI model, a service is defined as； (B) A. A set of primitive operations provided by each layer to the layer below it. B. The functionality for communication between peer entities at different layers. C. A set of functions that each layer provides to the layer above it through its SAP. D. It has the same meaning as a protocol
In the OSI model, a service is defined as； (B) A. A set of primitive operations provided by each layer to the layer below it. B. The functionality for communication between peer entities at different layers. C. A set of functions that each layer provides to the layer above it through its SAP. D. It has the same meaning as a protocol